Investing Profile

Klaus von Sayn-Wittgenstein

Investor

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CompanyStageDateRound SizeTotal Raised
Cekura AI
SeedJul 2025$2M
$2.5M
Co-investors: Nicolas Dessaigne (Y Combinator), Jinal Jhaveri (Runa Capital), Amitav Chakravartty (Pioneer Fund), Ooshma Garg (XFactor Ventures), Kulveer Taggar, Chris Smoak
BabylonAI
Pre SeedApr 2023$800K
$800K
Framed Data
SeedDec 2014$2M
$2M
Co-investors: M.G. Siegler (GV (Google Ventures)), Alexis Ohanian (Seven Seven Six), Charlie Pinto (Bling Capital), Kevin Mahaffey (SNR), Garry Tan (Y Combinator), Paul Buchheit (Y Combinator), Frank Rimalovski, MG Siegler, Sumon Sadhu
Unbabel
SeedJul 2014$2M
$92M
Co-investors: Ryan Petersen (Founders Fund), Kevin Rose (True Ventures), Andy Vitus (Scale Venture Partners), Terrence Rohan (Otherwise Fund), Raymond Tonsing (Caffeinated Capital), Young Guo (IDG Capital), Adeyemi Ajao (Base10 (Base10 Partners) ), Chris Tottman (Notion Capital), Huican Zhu (AMINO Capital), Qiang "Larry" Li (AMINO Capital), Thomas Cuvelier (RTP Global), Sri Chandrasekar (Point72 Ventures), Sue Xu, Flavio Nicolay Guimaraes, Andreas Dittes, David Peterson, Errol Damelin
Streem
SeedApr 2014$880K
$2.9M
Co-investors: Matt Huang (Paradigm), Hans Tung (Notable Capital (formerly GGV Capital)), Peter Rojas
FlightCar
SeedFeb 2013$590K
$42M
Co-investors: Joe Medved (Lerer Hippeau), Eduardo Saverin (B Capital Group), Glenn Solomon (Notable Capital (formerly GGV Capital)), Hans Tung (Notable Capital (formerly GGV Capital)), Henry McNamara (Great Oaks Venture Capital), Eugene Zhang (TSVC Capital), Bobby Goodlatte, Rob McDonald, Dave Knox, Oliver Jung
Red Tricycle
Series ADec 2012$2M
$2.5M
Co-investors: Daniel Curran (Curran Rosschou Venture Capital), Jason Calacanis (LAUNCH)
Owner F:lm 3:33 LLC2011 - Present
Owner/President Family Office Sayn-Wittgenstein2005 - Present
Major Shareholder Helador Eismanufaktur GmbH2012 - 2014
Owner/CEO Wittgenstein Ventures GmbH2011 - 2013